RS PRO Mains Test Block Red, 440V AC, 16A Quick Connector, On-Off Contact Configuration 811-2274

RS PRO 811-2274 Mains Test Block is a reliable and compact three-phase quick test power connector designed for safe, temporary connections to 440V AC three-phase power supplies, capable of handling currents up to 16A. Its quick connector mechanism allows for rapid connection of unterminated cables through colour-coded piano key clips, making it suitable for manufacturing, testing, repair, calibration, and measurement environments.

The device features individual 16 amp fuses per phase alongside neon indicators that light when the phase is live, enhancing safety during operation. The quick release design eliminates the need for sockets or screws, allowing easy insertion and removal of cable ends while automatically isolating the electrical supply when the lid is opened.

Its robust form factor with a red housing and dimensions of 49mm height, 100mm width, and 160mm depth provides a compact footprint suitable for bench mounting or free-standing applications. The unit operates reliably within a temperature range of -10°C to +40°C.

This test block is essential in industrial, laboratory, and manufacturing setups where fast, safe, and non-permanent connections to high-voltage three-phase power are needed without compromising safety. It requires an earth connection along with the use of an RCD device for safety compliance.

The product is made in the United Kingdom and meets industry standards for quick mains testing connectors. Note that the block is supplied without a power cord, allowing users to configure cable entry between 4 to 7 mm.

Compact, durable mains test block designed for three-phase power supply testing. Quick release and colour-coded cable clips enable fast and safe connections. Each phase protected by 16 amp fuses with neon indicator lamps for live status.

Ideal for manufacturing, test, repair, calibration, and measurement applications. Bench mountable or free standing for versatile installation options. Operating temperature range from -10°C to +40°C ensures reliable use in various environments.

Dimensions: 49mm height, 100mm width, 160mm depth for compact footprint. Does not include a power cord; requires earth connection and RCD for safety. Explore more high-quality power connectors and Mains Test Blocks from RS PRO in the Electronics & Electricals category at EnvMart.